. 2021 Jan 5;9(1):e18686. doi: 10.2196/18686
©Katie-Jane Brickwood, Kiran D K Ahuja, Greig Watson, Jane A O'Brien, Andrew D Williams. Originally published in JMIR mHealth and uHealth (http://mhealth.jmir.org), 05.01.2021.
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Figure 3.
Change in daily steps with standard error of the mean between randomization and 12-month follow-up.